Home / 666,349.24-999,523.09-217,069.39

Finding the Fourth Proportional to 666,349.24, 999,523.09 and 217,069.39

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Solution

The fourth proportional to 666,349.24, 999,523.09 and 217,069.39 is: 325,603.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,349.24 : 999,523.09 = 217,069.39 : x
  2. Step 2: Convert to fraction form
    666,349.24/999,523.09 = 217,069.39/x
  3. Step 3: Cross multiply
    666,349.24x = 999,523.09 × 217,069.39
  4. Step 4: Simplify right side
    666,349.24x = 216,965,867,437.22
  5. Step 5: Solve for x
    x = 216,965,867,437.22/666,349.24
  6. Step 6: Final answer
    x = 325,603.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.